<template>
  <div>
    <el-form ref="addForm" :model="formData" :rules="rules" label-width="120px">
      <el-form-item label="姓名" prop="username">
        <el-input v-model="formData.username" style="width:50%" placeholder="请输入姓名" />
      </el-form-item>
      <el-form-item label="手机" prop="mobile">
        <el-input v-model="formData.mobile" style="width:50%" placeholder="请输入手机号" />
      </el-form-item>
      <el-form-item label="入职时间" prop="timeOfEntry">
        <el-date-picker v-model="formData.timeOfEntry" style="width:50%" placeholder="请选择入职时间" />
      </el-form-item>
      <el-form-item label="聘用形式" prop="formOfEmployment">
        <el-select v-model="formData.formOfEmployment" style="width:50%" placeholder="请选择">
          <el-option
            v-for="item in hireType"
            :key="item.id"
            :label="item.value"
            :value="item.id"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="工号" prop="workNumber">
        <el-input v-model="formData.workNumber" style="width:50%" placeholder="请输入工号" />
      </el-form-item>
      <el-form-item label="部门" prop="departmentName">
        <el-input
          v-model="formData.departmentName"
          style="width:50%"
          placeholder="请选择部门"
          @focus="departmentNameFocus"
        />
        <div v-if="showTree" class="tree-box">
          <el-tree
            :data="treeData"
            :props="{ label: 'name' }"
            @node-click="hNodeClick"
          />
        </div>
      </el-form-item>
      <el-form-item label="转正时间" prop="correctionTime">
        <el-date-picker v-model="formData.correctionTime" style="width:50%" placeholder="请选择转正时间" />
      </el-form-item>
      <el-form-item>
        <el-button @click="hCancel">取消</el-button>
        <el-button type="primary" @click="hSubmit">确定</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>

<script>
// import { valid } from 'node_modules/mockjs/dist/mock'
// 枚举
import EmployeeEnum from '@/constant/employees'
// 引入api方法
import { getDepartments } from '@/api/departments'
import { addEmployee } from '@/api/employees'
// 引入树形结构转换方法
import { tranListToTreeData } from '@/utils'
export default {
  name: 'EmployAdd',
  data() {
    return {
      showTree: false,
      hireType: EmployeeEnum.hireType,
      treeData: [], // 定义数组接收树形数据
      formData: {
        username: '', // 用户名
        mobile: '', // 手机号
        formOfEmployment: '', // 聘用形式
        workNumber: '', // 工号
        departmentName: '', // 部门
        timeOfEntry: '', // 入职时间
        correctionTime: '' // 转正时间
      },
      rules: {
        username: [
          { required: true, message: '请输入用户名', trigger: ['blur', 'change'] },
          { min: 1, max: 4, message: '用户名为1-4位', trigger: ['blur', 'change'] }
        ],
        mobile: [
          { required: true, message: '请输入手机号', trigger: ['blur', 'change'] },
          { pattern: /^1[3-9]\d{9}$/, message: '请输入正确的手机号', trigger: ['blur'] }
        ],
        formOfEmployment: [
          { required: true, message: '聘用形式不能为空', trigger: ['blur', 'change'] }
        ],
        workNumber: [
          { required: true, message: '工号不能为空', trigger: ['blur', 'change'] }
        ],
        departmentName: [
          { required: true, message: '部门不能为空', trigger: ['blur', 'change'] }
        ],
        timeOfEntry: [
          { required: true, message: '请选择入职时间', trigger: ['blur', 'change'] }
        ]
      }
    }
  },
  //   mounted() {
  //     this.hGetDepartments()
  //   },
  methods: {
    departmentNameFocus() {
      this.hGetDepartments()
    },
    hCancel() { // 点击取消关闭弹层
      this.$emit('close')
    },
    async doAdd() {
      try {
        const res = await addEmployee(this.formData)
        console.log('添加之后，后端的返回值', res)
        this.$message.success('添加成功')

        // 1 .通知父组件去关闭弹层
        this.$emit('close')

        // 2. 通知父组件去更新表格数据
        this.$emit('update-empolyee')
      } catch (err) {
        this.$message.error(err.message)
      }
    },
    hSubmit() { // 点击确认关闭弹层
      this.$refs.addForm.validate(valid => {
        // if (valid) {
        //   this.$emit('close')
        // }
        valid && this.doAdd()
      })
    },
    async hGetDepartments() {
      const res = await getDepartments()
      console.log(res)
      // depts是数组 但不是树形, 需要转换成属性结构, 才能被 el-tree 展示
      this.treeData = tranListToTreeData(res.data.depts)
      this.showTree = true// 显示树状结构
      console.log(this.treeData)
    },
    // 用户在部门结构树上点击
    hNodeClick(data, node) {
      console.log('用户在部门结构树上点击', data, node)
      // 如果当前部门还有子部门，则不能选中
      if (data.children.length) {
        return
      }
      console.log('选中的是', data.name)

      // 1. 把当前选中的显示在input框中
      this.formData.departmentName = data.name
      // 2. 隐藏tree
      this.showTree = false
    },
    resetForm() {
    //   alert('子组件中的resetForm')
    // 1. 把表单数据清空
      this.formData = {
        username: '', // 用户名
        mobile: '', // 手机号
        formOfEmployment: '', // 聘用形式
        workNumber: '', // 工号
        departmentName: '', // 部门
        timeOfEntry: '', // 入职时间
        correctionTime: '' // 转正时间
      }
      // 2. 把验证结果清空
      this.$nextTick(() => {
        this.$refs.addForm.clearValidate()
      })
    }
  }
}
</script>

<style>

</style>
